219384141850 has 48 divisors (see below), whose sum is σ = 426505826880. Its totient is φ = 83798352000.

The previous prime is 219384141799. The next prime is 219384141883. The reversal of 219384141850 is 58141483912.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a self number, because there is not a number n which added to its sum of digits gives 219384141850.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532441 + ... + 849859.

It is an arithmetic number, because the mean of its divisors is an integer number (8885538060).

Almost surely, 2^219384141850 is an apocalyptic number.

219384141850 is a deficient number, since it is larger than the sum of its proper divisors (207121685030).

219384141850 is a wasteful number, since it uses less digits than its factorization.

219384141850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318055 (or 318050 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 219384141850 in words is "two hundred nineteen billion, three hundred eighty-four million, one hundred forty-one thousand, eight hundred fifty".